CP Editor - Beta

Changes:

• 4d68ee6 release 5.9.2-beta
• 343eace fix(ui): Fix duplicate names
• 9432cf2 feat: Update QCodeEditor, take place of ExtendedEditorFeatures
• ff33258 docs(README,CONTRIBUTING): update Qt install instruction; support Mac OS
• dbb6312 Pass methods arguments by const refs (#161)

This list of changes was auto generated.